Sony WI-1000X Wireless Earphones – Black Cut the noise, listen smart Lose yourself in music, whenever and wherever you are, with industry-leading noise cancellation1, effortlessly smart features and a neckband for comfortable all-day wearing. Smart Listening by Adaptive Sound Control automatically adjusts to whatever you do Smart Listening by Adaptive Sound Control automatically detects your activity such as travelling, walking, and waiting then adjusts ambient sound settings to you. You can customise them to your preferences with the Sony I Headphones Connect APP. Be in control of your listening Hear what’s important with Ambient Sound Control, and adjust sound levels with the Equalizer. Truly authentic sound Hear music that stays true to the original recording with High-Resolution Audio. Optimised for High-Resolution Audio, S-Master HX reduces distortion and allows you to enjoy all the subtleties in your music. The 9mm dynamic driver maintains drive force for deep bass and clear mids without dropping off like other drivers, while the airtight Balanced Armature driver provides natural high frequency sound for longer. Both drivers work together to keep sound response steady across the frequencies. Wireless streaming at its best LDAC transmits approximately three times more data (at the maximum transfer rate of 990 kbps) than conventional BLUETOOTH wireless audio, which allows you to enjoy High-Resolution Audio content in exceptional sound quality close to High Resolution Audio. Hands-free calling with vibration notification Conversation flows freely with easy, hands-free calling. Leave your phone where it is, just speak with a click.